2352781019 has 2 divisors, whose sum is σ = 2352781020. Its totient is φ = 2352781018.

The previous prime is 2352781009. The next prime is 2352781027. The reversal of 2352781019 is 9101872532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2352781019 - 2⁸ = 2352780763 is a prime.

It is a super-2 number, since 2×2352781019² = 11071157046733356722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2352781009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1176390509 + 1176390510.

It is an arithmetic number, because the mean of its divisors is an integer number (1176390510).

Almost surely, 2^2352781019 is an apocalyptic number.

2352781019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2352781019 is an equidigital number, since it uses as much as digits as its factorization.

2352781019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 2352781019 is about 48505.4741137534. The cubic root of 2352781019 is about 1330.0271385346.

The spelling of 2352781019 in words is "two billion, three hundred fifty-two million, seven hundred eighty-one thousand, nineteen".